<template>
    <div>
        <el-form :rules="rules"
                 v-loading="loading"
                 element-loading-text="正在登陆...."
                 element-loading-sprinner="el-icon-loading"
                 element-loading-background="rgba(0,0,0,0,0.8)"
                 ref="loginForm" :model="loginForm" class="loginContainer">
            <h3 class="loginTitle">云E办登录</h3>
            <el-form-item prop="username">
                <el-input type="text" auto-complete="false" v-model="loginForm.username"
                          placeholder="请输入用户名"></el-input>
            </el-form-item>
            <el-form-item prop="password">
                <el-input type="password" auto-complete="false" v-model="loginForm.password"
                          placeholder="请输入密码"></el-input>
            </el-form-item>
            <el-form-item prop="code">
                <el-input type="text" auto-complete="false" v-model="loginForm.code"
                          placeholder="点击图片更换验证号码" style="width: 200px;margin-right:5px "></el-input>
                <img :src="captchaUrl" @click="updateCaptcha">
            </el-form-item>
            <el-checkbox v-model="checked" class="loginRemember">记住我</el-checkbox>
            <el-button type="primary" style="width: 100%" @click="submitLogin">登录</el-button>
        </el-form>
    </div>
</template>

<script>


export default {
    name: "Login",
    data() {
        return {
            captchaUrl: '/captcha?time=' + new Date(),
            loginForm: {
                username: 'admin',
                password: '123',
                code: ' '
            },
            loading: false,
            checked: true,
            rules: {
                username: [{required: true, message: '请输入用户名', trigger: 'blur'}],
                password: [{required: true, message: '请输入密码', trigger: 'blur'}],
                code: [{required: true, message: '请输入验证码', trigger: 'blur'}]
            }
        }
    },
    methods: {
        updateCaptcha() {
            this.captchaUrl = '/captcha?time=' + new Date();
        },
        submitLogin() {
            this.$refs.loginForm.validate((valid) => {
                if (valid) {
                    this.loading = true;
                    this.postRequest('/login', this.loginForm).then(resp => {
                        if (resp) {
                            this.loading = false;
                            const tokenStr = resp.obj.tokenHeac + resp.obj.token;
                            window.sessionStorage.setItem('tokenStr', tokenStr);
                            //跳转首页面
                            let path = this.$route.query.redirect;
                            this.$router.replace((path == '/' || undefined) ? '/home' : path);
                        }
                    })
                } else {
                    this.$message.error('请重新输入');
                    return false;
                }

            });
        }
    }
}
</script>

<style>
.loginContainer {
    border-radius: 15px;
    background-clip: padding-box;
    margin: 180px auto;
    width: 350px;
    padding: 14px 35px 15px 35px;
    background: #fff;
    border: 1px solid #eaeaea;
    box-shadow: 0 0 25px #cac6c6;
}

.loginTitle {
    margin: 0 auto 40px auto;
    text-align: center;
}

.loginRemember {
    text-align: left;
    margin: 0 0 15px 0;
}
</style>